Patent US3001981A successfully refreshed from Google Patents.
US3001981A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oil-soluble metal sulfonates and process for the preparation thereof
Assignee: Lubrizol Corp
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Filing: 1959-11-30
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Granted: 1961-09-26
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Expires: 1979-11-30
Abstract
No abstract record available.
Inventors
- 👤 Suer William M Le
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:38
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C08; C08F; C08F8/00; C08F8/40; C08F8/44; C10M2215/00; C10M2215/02; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/045; C10M2225/00; C10M2225/02; C10M2229/00; C10M2229/04; C10M2229/041; C10N; C10N2010/00; C10N2010/04; C10N2040/00; C10N2040/25; C10N2040/252; C10N2040/253
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
THE PROCESS OF PREPARING OIL-SOLUBLE METAL SULFONATES CONTAINING RELATIVELY LARGE AMOUNTS OF METAL WHICH COMPRISES THE REACTION OF A NEUTRAL OIL-SOLUBLE METAL SALT SELECTED FROM THE CLASS CONSISTING OF ALKALINE EARTH METAL AND ALKALI METAL SALTS OF ACIDS SELECTED FROM THE CLASS CONSISTING OF PHOSPHORUS- AND CHLORINE-CONTAINING ACIDS PREPARED BY THE REACTION OF A CHLORINATED SUBSTANTIALLY ALIPHATIC OLEFIN POLYMER WITH PHOSPHORUS TRICHLORIDE AND PHOSPHORUS-CONTAINING ACIDS PREPARED BY THE REACTION OF A SUBSTANTIALLY ALIPHATIC OLEFIN POLYMER WITH PHOSPHORUS AND A SULFUR HALIDE, WITH A SULFONATING AGENT SELECTED FROM THE CLASS CONSISTING OF OLEUM, CONCENTRATED SULFURIC ACID, SULFUR TRIOXIDE, CHLOROSULFONIC ACID, AND COMPLEXES OF SULFUR TRIOXIDE TO FORM AN ACIDIC METAL SALT, AND TREATMENT OF SAID ACIDIC METAL SALT WITH A STOICHIOMETRICALLY EXCESSIVE AMOUNT OF AN INORGANIC BASICALLY REACTING COMPOUND SELECTED FROM THE CLASS CONSISTING OF ALKALI METAL COMPOUNDS AND ALKALINE EARTH METAL COMPOUNDS IN THE PRESENCE OF A PROMOTER SELECTED FROM THE CLASS CONSISTING OF PHENOLIC COMPOUNDS, ALCOHOLS, ALIPHATIC NITRO COMPOUNDS, AND OXIMES.
Claim 2
Dependent Claim
162 words
THE PROCESS OF PREPARING OIL-SOLUBLE METAL SULFONATES CONTAINING RELATIVELY LARGE AMOUNTS OF METAL WHICH COMPRISES THE REACTION OF A NEUTRAL OIL-SOLUBLE METAL SALT SELECTED FROM THE CLASS CONSISTING OF ALKALINE EARTH METAL AND ALKALI METAL SALTS OF ACIDS SELECTED FROM THE CLASS CONSISTING OF PHOSPHORUS- AND CHLORINE-CONTAINING ACIDS PREPARED BY THE REACTION OF A CHLORINATED SUBSTANTIALLY ALIPHATIC OLEFIN POLYMER WITH PHOSPHORUS TRICHLORIDE AND PHOSPHORUS-CONTAINING ACIDS PREPARED BY THE REACTION OF A SUBSTANTIALLY ALIPHATIC OLEFIN POLYMER WITH PHOSPHORUS AND A SULFUR HALIDE, WITH A SULFONATING AGENT SELECTED FROM THE CLASS CONSISTING OF OLEUM, CONCENTRATED SULFURIC ACID, SULFUR TRIOXIDE, CHLOROSULFONIC ACID, AND COMPLEXES OF SULFUR TRIOXIDE TO FORM AN ACIDIC METAL SALT, AND TREATMENT OF SAID ACIDIC METAL SALT WITH A STOICHIOMETRICALLY EXCESSIVE AMOUNT OF AN INORGANIC BASICALLY REACTING COMPOUND SELECTED FROM THE CLASS CONSISTING OF ALKALI METAL COMPOUNDS AND ALKALINE EARTH METAL COMPOUNDS IN THE PRESENCE OF A PROMOTER SELECTED FROM THE CLASS CONSISTING OF PHENOLIC COMPOUNDS, ALCOHOLS, ALIPHATIC NITRO COMPOUNDS, AND OXIMES.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-25 | 1965-03-27 | 1965-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-25 | 1969-03-27 | 1969-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-25 | 1973-03-27 | 1973-09-26 | $7700.00 | Window Closed / Lapsed |